# A semipermeable membrane used in the measurement of osmotic pressure of a solution allows the passage of

$\begin{array}{1 1} \text{solvent molecules through it}\\\text{solute molecules through it} \\ \text{both solvent and solute molecules through it} \\ \text{either solvent or solute and not both through it} \end{array}$

Answer : solvent molecules through it
A semipermeable membrane allow the passage of solvent molecules only .
A semipermeable membrane is a membrane which allow the passage of solvent molecules but blocks the passage of solute molecules
edited Mar 29